Base | Representation |
---|---|
bin | 101010011101… |
… | …1001010011110 |
3 | 1112220001022110 |
4 | 1110323022132 |
5 | 21144344210 |
6 | 2113054450 |
7 | 360141021 |
oct | 124731236 |
9 | 45801273 |
10 | 22262430 |
11 | 11626103 |
12 | 7557426 |
13 | 47c6148 |
14 | 2d571b8 |
15 | 1e4b420 |
hex | 153b29e |
22262430 has 32 divisors (see below), whose sum is σ = 55274400. Its totient is φ = 5731712.
The previous prime is 22262417. The next prime is 22262441. The reversal of 22262430 is 3426222.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 22262397 and 22262406.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11925 + ... + 13664.
It is an arithmetic number, because the mean of its divisors is an integer number (1727325).
Almost surely, 222262430 is an apocalyptic number.
22262430 is an abundant number, since it is smaller than the sum of its proper divisors (33011970).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22262430 is a wasteful number, since it uses less digits than its factorization.
22262430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25628.
The product of its (nonzero) digits is 1152, while the sum is 21.
The square root of 22262430 is about 4718.3079594278. The cubic root of 22262430 is about 281.3136823697.
Adding to 22262430 its reverse (3426222), we get a palindrome (25688652).
It can be divided in two parts, 2226 and 2430, that added together give a triangular number (4656 = T96).
The spelling of 22262430 in words is "twenty-two million, two hundred sixty-two thousand, four hundred thirty".
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